I went on a great camping outing and had my morning coffee with the help of...physics. This is a great camp stove that transforms the heat from biomass (wood twigs) into heat for cooking and any leftover thermal energy from the fire is converted into electricity via a thermoelectric generator connected to an internal battery! The gem of these stoves is that the electricity generated by the heat runs a small fan which circulates air in the combustion chamber to make the combu